Home / 39,656.76-54,728.82-26,204.40

Finding the Fourth Proportional to 39,656.76, 54,728.82 and 26,204.40

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Solution

The fourth proportional to 39,656.76, 54,728.82 and 26,204.40 is: 36,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,656.76 : 54,728.82 = 26,204.40 : x
  2. Step 2: Convert to fraction form
    39,656.76/54,728.82 = 26,204.40/x
  3. Step 3: Cross multiply
    39,656.76x = 54,728.82 × 26,204.40
  4. Step 4: Simplify right side
    39,656.76x = 1,434,135,890.81
  5. Step 5: Solve for x
    x = 1,434,135,890.81/39,656.76
  6. Step 6: Final answer
    x = 36,163.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.